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SubjectRe: [PATCH 13/25] coresight: etb10: Clean up device specific data
On Wed, Mar 20, 2019 at 06:49:30PM +0000, Suzuki K Poulose wrote:
> Track the coresight device instead of the real device.
>
> Cc: Mathieu Poirier <mathieu.poirier@linaro.org>
> Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>
> ---
> drivers/hwtracing/coresight/coresight-etb10.c | 6 +++---
> 1 file changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/hwtracing/coresight/coresight-etb10.c b/drivers/hwtracing/coresight/coresight-etb10.c
> index 105782e..a471cbd 100644
> --- a/drivers/hwtracing/coresight/coresight-etb10.c
> +++ b/drivers/hwtracing/coresight/coresight-etb10.c
> @@ -97,12 +97,12 @@ static unsigned int etb_get_buffer_depth(struct etb_drvdata *drvdata)
> {
> u32 depth = 0;
>
> - pm_runtime_get_sync(drvdata->dev);
> + pm_runtime_get_sync(drvdata->dev->parent);
>
> /* RO registers don't need locking */
> depth = readl_relaxed(drvdata->base + ETB_RAM_DEPTH_REG);
>
> - pm_runtime_put(drvdata->dev);
> + pm_runtime_put(drvdata->dev->parent);
> return depth;
> }
>
> @@ -701,7 +701,6 @@ static int etb_probe(struct amba_device *adev, const struct amba_id *id)
> if (!drvdata)
> return -ENOMEM;
>
> - drvdata->dev = &adev->dev;
> drvdata->atclk = devm_clk_get(&adev->dev, "atclk"); /* optional */
> if (!IS_ERR(drvdata->atclk)) {
> ret = clk_prepare_enable(drvdata->atclk);
> @@ -740,6 +739,7 @@ static int etb_probe(struct amba_device *adev, const struct amba_id *id)
> if (IS_ERR(drvdata->csdev))
> return PTR_ERR(drvdata->csdev);
>
> + drvdata->dev = &drvdata->csdev->dev;

For patch 11, 12, 13 - same comment as earlier. Let's use drvdata::csdev
and get rid of drvdata::dev.

> drvdata->miscdev.name = pdata->name;
> drvdata->miscdev.minor = MISC_DYNAMIC_MINOR;
> drvdata->miscdev.fops = &etb_fops;
> --
> 2.7.4
>

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